How David Attenborough's work in color television gave tennis balls their color

Sir David Attenborough suggested tennis balls be yellow

When you think of tennis, it's the iconic yellow ball, but tennis balls didn't always look like that. This Merchant of Tennis article explores the early tennis balls made from wood in the 1300s, to leather balls, to vulcanized rubber used in the late 1800s. Crucially, Sir David Attenborough worked to broadcast the 1967 Wimbledon Championships in color, leading to tennis balls changing from white to yellow.

Why do tennis players always wear white?

Why does Wimbledon still enforce its strict all-white dress code while other major tournaments have embraced color? The answer lies in history, tradition, and even branding. From its elite origins in the 1800s, to modern-day rule changes, discover why this policy remains one of tennis’ most enduring customs.

The BAFTAs won by David Attenborough, the only person to win across five visual display formats

The British Academy of Film and Television Arts awarded the naturalist for programming in black and white, color, high definition, 3D, and 4K resolution, starting with his first BAFTA in 1961. The VR film "David Attenborough's Great Barrier Reef" also won a BAFTA for London-based Alchemy VR in the Digital Creativity category.

Discussing his early life, David Attenborough describes how his TV career began by chance

Growing up on the University College, Leicester campus, where his father was principal, Attenborough uncovered specimens such as coiled shells in the rocks and limestone of the surrounding Midlands, which sparked his interest in nature. A week after not landing an interview for a radio job he had applied for, Attenborough was offered a position on "a new thing called television."

Memos detailing the shows David Attenborough commissioned, including Monty Python

From 1965 to 1972, Attenborough was on a trajectory to become the BBC's next director-general while serving as Controller and Director of Programs, overseeing what would air on television. "Monty Python's Flying Circus" and "Pot Black," which popularized the cue sport of snooker in the UK, were among the eclectic mix of shows he commissioned.

Over time, the World Cup became a commercial powerhouse

The 1954 World Cup featured the first live black-and-white televised broadcast of the event, and, in 1970, FIFA introduced color broadcasts in primetime. Increasing revenues pushed private networks to aggressively bid for broadcast rights. Today, the event is a commercial powerhouse, with the 2026 World Cup projected to generate around $4B in TV rights revenue.

Billie Jean King's victory at the 'Battle of the Sexes' drew over 90 million viewers

After Bobby Riggs trounced No. 2-ranked Margaret Court in the first Battle of the Sexes, he challenged superstar Billie Jean King to a match. King beat Bobby Riggs in a match at the Astrodome, which drew 90 million viewers worldwide, leading to the WTA's first TV deal in 1975. Using historic photos, this Sports Illustrated story dives into the spectacle surrounding the event, why King agreed this time, and the impact the match had on King, as well as the future of women's tennis as a whole.

IFA 1931 hosted the first public TV demonstration

In 1931, Manfred von Ardenne presented his cathode ray tube television to the public for the first time, marking the first public demonstration of fully electronic TV. This article examines his breakthrough and the evolution of television technology since.

Wood that changed the color of water was the earliest recorded example of fluorescence

Lignum nephriticum, a tea used to treat kidney and urinary illnesses, was described in the 16th century as derived from white wood that turned water a bluish hue. However, in the 17th century, accounts described the wood as reddish and creating a kaleidoscope of colors in water. In 1915, the sources were identified as two different woods, which absorb UV radiation and emit visible light.

Colorizers convert Hubble's gray scale images into color composites of different wavelengths

The near-infrared and ultraviolet light captured by the space telescope is not visible to human eyes, but observational data of these types of light can be filtered and modified into visible colors. Many detailed images of astronomical objects are the result of combining these artificially colored images into layers.

William Eggleston was one of the first non-commercial photographers working in color

When he began exhibiting his work in the '70s, most color photography was limited to advertising. Eggleston's "democratic" stills of working-class Americana were filled weith vibrant color and would go on to influence generations of photographers and filmmakers.

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

Modern media exposure may impact whether people dream in color or black and white

A 1942 study found that 70.7% of college sophomores rarely saw colors in their dreams, while a similar survey in 2003 showed that only 20% reported the same. The prevalence of color television and films may make color dreams or the recollection of color features easier to remember.

England's sole World Cup win featured a 'ghost goal'

The 1966 match is known for Geoff Hurst's controversial third goal—called a "ghost goal." Watch the original footage, including the legendary call from announcer Kenneth Wolstenholme, and decide for yourself if the ball went in.

See original photos of King Tut's tomb in updated color

The 1922 discovery of King Tutankhamen’s tomb in Egypt revealed new secrets about the civilization to a fascinated world, and the Metropolitan Museum of Art's Harry Burton captured the discovery in 2,800 black-and-white glass negatives. Nearly a century later, a selection of the images were colorized by experts .

Ed Sabol's vision of NFL Films impacted how sports were filmed

When the NFL put out a bid to film the 1962 NFL Championship Game, Ed Sabol promised NFL Commissioner Pete Rozelle his higher price tag would be worth it. Sabol’s style of fixed high shots, close-ups of players, and fans in the stands revolutionized how sporting events are filmed, influenced moviemakers like Ron Howard, and gave birth to NFL Films.

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

The X Games pioneered broadcast innovation with live drone coverage

In 2015, ESPN used untethered drones for the first time in US live sports—deploying them at the X Games to capture aerial footage from angles previously impossible.

Golfer hits ball into golf cart ball holder

Professional golfer Cameron Young’s ball settled in the built-in ball holder in an NBC reporter’s cart while playing at the US Open. He did not have to play it where it landed, and he managed to reach par on the shot despite the location of his...

The story of Marion Stokes, a woman who taped 30 years of TV

Marion Stokes was an activist archivist frustrated at the lack of a record or access to what was broadcast on TV. So in 1975, Stokes began taping the broadcasts, day and night, 24 hours a day, and continued to do so for 30 years, racking up over 70,000 tapes that span the Iran Contra crisis to the evolution of cable news. Read about her fascinating story here.

Watch underwater photosynthesis make water look like champagne

In shallow waters where sunlight can reach, photosynthetic reactions absorb water and dissolved carbon dioxide, producing bubbles of oxygen at the surface of plants. As these bubbles rise to the water's surface, a fizzy appearance is created.

How 'A Hard Day's Night' innovated popular culture

The Beatles' first film, "A Hard Day's Night," was groundbreaking, using innovative directorial techniques, the aesthetics of French New Wave, and slapstick class-based humor to effectively establish the model for the music video decades before the debut of MTV. This essay from a music educator breaks down how the film was received in 1964 and why it still resonates with new fans today.

The first F1 sponsor was a cigarette brand

Early F1 cars were typically painted in the team’s national colors, but in 1968, Team Lotus replaced the British racing green with paint resembling their new sponsor, Imperial Tobacco. The sponsorship was a first in the sport and altered the visual and financial landscape of F1 forever.

How quidditch brought a Ugandan school to life

The world phenomenon of Harry Potter inspired millions of kids to read. The books, and the make-believe game quidditch (played by the hero), have inspired a real-life sport called Quadball, based on the fictional game involving flying broomsticks. Teacher John Ssentamu brought the game to his town of Katwadde in Uganda to bring kids—long absent from school—back to receive an education. A documentary crew filmed them playing in an inspiring story of education and community.

Copper is responsible for turning blonde hair green in swimming pools

Pools use copper sulfate to control algae, which can bind to hair either damaged by the sun or recently bleached. Chlorine, which is often considered to be the culprit, weakens the hair structure to exacerbate the green coloration reaction, rather than causing it.

Bill Nye holds patents for three inventions and designs for a digital abacus

His pointe shoes feature a support structure to protect ballet dancers' toes during performance. The throwing technique trainer guides athletes in achieving the optimal form for throwing a ball, while the educational magnifying glass made from a plastic bag and water featured on his show.

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

Double world record holder Hunter Ewen helped conquer his fear of balloons, called globophobia, by training to win Guinness World Record titles for balloon inflation.

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

Sony set the standard for cylinder-shaped batteries when it repurposed manufacturing equipment used to make rolls of magnetic recording tape.

The Great Salt Lake's distinct dual coloration results from high-salinity organisms that only live in the northern portion and produce a purple protein.

Mid-century modern graphic designers, known for their bright colors and bold lines in advertising, also found success with children's books.

The 1987 Nintendo video game 'Stadium Events' isn't known for being particularly fun, but its scarcity has made it a highly sought-after item that has sold for up to $35K at auction.

Poison ivy was sent to Europe in the 1600s as an exotic, ornamental oddity, where it was purposefully grown in the English royal gardens at Kew, the Faculty of Medicine in Paris, and a few other locations.

The first image of a black hole was captured by creating an Earth-sized virtual observatory from a network of eight radio telescopes.

All rainbows are 'raincircles' caused by water droplets separating white sunlight into a spectrum of colors, but Earth's surface blocks the bottom half of the circle from our line of sight.

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

When you complete a CAPTCHA on a website to prove you are human, you may be unknowingly training algorithms for self-driving cars, whose systems require training data to help identify crosswalks, bicycles, and other outdoor objects.

Before the current East Wing ballroom project, only two White House renovations in the past 100 years cost more than $10M.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

Hotels in Cannes, the glamorous city on the French Riviera, hire hawks to ward off seagulls during the city's famous film festival.

Apollo astronauts left items in the moon's 'toss zone,' including golf balls, family photos, and bags of human waste, to make room for lunar rocks.

After the Boston Tea Party, colonists switched to coffee, which became the main morning drink for revolutionaries.